Feature

  1. Humans

    Archival Science

    Photos from the Science Service archive at the Smithsonian offer fresh views of the Scopes evolution trial.

    By
  2. Earth

    Changes in the Air

    Changes in the atmospheric concentration of oxygen through geologic time, some gradual and some drastic, have strongly shaped evolution among many types of creatures.

    By
  3. Math

    Surface Story

    Mathematicians have zeroed in on a new type of minimal surface based on a double helix.

    By
  4. The Sum of the Parts

    Some researchers are breaking genomes into a collection of parts and precisely reassembling them to do a scientist's bidding.

    By
  5. Anthropology

    The Pirahã Challenge

    A linguist has sparked controversy with his proposal that a tribe of about 200 people living in Brazil's Amazon rain forest speaks a language devoid of counting and color terms, clauses, and other elements of grammar often considered to be universal.